https://www.canada.ca/en/health-canada/services/food-nutrition/food-safety/food-additives/lists-permitted/2-bleaching-maturing-dough-conditioning-agents.html
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姜一年才吃多少，自己吃进去的东西仔细关心
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https://childrenshealthdefense.ca/news/childrens-health/the-poison-in-our-daily-bread-glyphosate-contamination-widespread-in-essential-foods/
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